“One of the provocative implications of taking on Goffman’s notion of performed selves is that in hand waving products into existence, designers are also performing themselves as interaction designers into a stable identity as well. What’s being stabilized by all that talking and pointing is not just the system to be built, but also the relationships and identities of the people making it. “If that’s so, then more skillful hand waving benefits not just individual projects but interaction design as a profession.”